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relay emergency valve
relay emergency valve
英
[relay emergency valve]
美
[relay emergency valve]
中文释义
紧急继动阀;紧急继动活门
单词分析
单词结构:
relay emergency valve
字母数:21
记忆提示
🎯 重点记忆:
单词拼写:relay emergency valve
核心含义:紧急继动阀;紧急继动活门
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更新时间:2026-01-19 05:38:31